Kosmos 461
| Mission type | Astronomy Micrometeoroids |
|---|---|
| COSPAR ID | 1971-105A |
| SATCAT no. | 05643 |
| Spacecraft properties | |
| Spacecraft type | DS-U2-MT |
| Manufacturer | Yuzhnoye |
| Launch mass | 680 kilograms (1,500 lb) |
| Start of mission | |
| Launch date | 2 December 1971, 17:30:00 UTC |
| Rocket | Kosmos-3M |
| Launch site | Plesetsk 132/1 |
| End of mission | |
| Decay date | 21 February 1979 |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Low Earth |
| Perigee altitude | 486 kilometres (302 mi) |
| Apogee altitude | 508 kilometres (316 mi) |
| Inclination | 69.2 degrees |
| Period | 94.55 minutes |
Kosmos 461 (Russian: Космос 461 meaning Cosmos 461), also known as DS-U2-MT No.1, was a Soviet satellite which was launched in 1971 as part of the Dnepropetrovsk Sputnik programme. It was a 680-kilogram (1,500 lb) spacecraft, which was built by the Yuzhnoye Design Bureau, and was used to investigate micrometeoroids and conduct gamma ray astronomy.